Just importing everything I have available - home connection is down ATM

git-svn-id: http://projects.archlinux.org/svn/initramfs/mkinitcpio@2 880c04e9-e011-0410-abf7-b926e227c9cd

4 files changed, 367 insertions, 0 deletions

diff --git a/ide-auto b/ide-auto
new file mode 100644
index 0000000..ce415af
--- /dev/null
+++ b/ide-auto
@@ -0,0 +1,35 @@
+# vim: set ft=sh:
+
+install ()
+{
+    MODULES=""
+    for m in $(auto_modules | grep "/ide/");
+    do
+        MODULES="$MODULES $(basename $m)"
+    done
+    BINARIES=""
+    FILES=""
+}
+
+run_hook ()
+{
+    if [ -e /proc/ide ]; then
+        msg -n "Loading ide modules..."
+        /bin/modprobe -q ide-generic 2>&1 >/dev/null
+        for d in /proc/ide/*; do
+            unit=${d#/proc/ide/}
+            if [ -e "${d}/media" -a ! -d "/sys/block/${unit}" ]; then
+                read m < "${d}/media"
+                case "${m}" in
+                    disk)   /bin/modprobe -q ide-disk   2>&1 >/dev/null ;;
+                    cdrom)  /bin/modprobe -q ide-cd     2>&1 >/dev/null ;;
+                    tape)   /bin/modprobe -q ide-tape   2>&1 >/dev/null ;;
+                    floppy) /bin/modprobe -q ide-floppy 2>&1 >/dev/null ;;
+                esac
+            fi
+        done
+        msg "done"
+    else
+        err "no ide devices detected..."
+    fi
+}
diff --git a/init b/init
new file mode 100644
index 0000000..ca5c459
--- /dev/null
+++ b/init
@@ -0,0 +1,74 @@
+#!/bin/sh
+
+msg () { [ "${quiet}" != "y" ] && echo $@; }
+err () { echo "ERROR: $@"; }
+
+msg ":: Begin Initramfs"
+
+/bin/mount -t sysfs none /sys
+/bin/mount -t proc  none /proc
+
+CMDLINE=$(/bin/cat /proc/cmdline)
+
+for cmd in $CMDLINE; do
+    case "$cmd" in
+        *=*) export "${cmd}" ;;
+        *) export "${cmd}=y" ;;
+    esac
+done
+
+msg -n "Loading pci modules..."
+/bin/modprobe -a -q $(/bin/cat /sys/bus/pci/devices/*/modalias) >/dev/null 2>&1 &
+msg "done."
+
+if [ "x${disablehooks}" != "x" ]; then
+    OLDIFS=$IFS
+    IFS=,
+    for d in ${disablehooks}; do
+        export "${d}=disabled"
+    done
+    IFS=$OLDIFS
+fi
+
+. /config
+
+if [ -e "/hooks" ]; then
+    for h in $HOOKS; do
+        TST=""
+        eval "TST=\$${h}"
+        if [ "${TST}" != "disabled" ]; then
+            run_hook () { msg "$h: no run function defined"; }
+            . $h
+            msg ":: Running Hook [${h##*/}]"
+            run_hook
+        fi
+    done
+fi
+
+msg -n ":: Loading root filesystem module..."
+if [ "x${rootfstype}" != "x" ]; then
+    FSTYPE="${rootfstype}"
+else
+    if [ "x${root}" != "x" ]; then
+        msg "Attempting mkrootdev ${root}"
+        if /bin/mkrootdev "${root}"; then
+            eval $(/bin/fstype < /dev/root)
+        else
+            FSTYPE="unknown"
+            echo "ERROR: mkrootdev failed. Try passing the rootfstype= parameter to the kernel."
+        fi
+    else
+        FSTYPE="unknown"
+        echo "ERROR: root fs cannot be detected. Use the rootfstype= kernel parameter..."
+    fi
+fi
+msg "fs=${FSTYPE}"
+/bin/modprobe -q "${FSTYPE}" 2>&1 >/dev/null
+
+if [ "${break}" = "y" ]; then
+    echo ":: Break requested, type 'exit' to resume operation"
+    PS1="ramfs$ " /bin/sh -i
+fi
+
+# Optimize fs type loop for mounting rootfs
+exec /bin/kinit rootfstype=${FSTYPE} $CMDLINE < /dev/console > /dev/console
diff --git a/mkinitcpio b/mkinitcpio
new file mode 100644
index 0000000..50d3647
--- /dev/null
+++ b/mkinitcpio
@@ -0,0 +1,253 @@
+#!/bin/sh
+# mkinitcpio - modular tool for building an init ramfs cpio image
+#
+# IMPORTANT: We need to keep a common base syntax here
+# because some of these hooks/scripts need to run under
+# the klibc shell or even busybox's ash - therefore, the
+# following constraints should be enforced:
+#   variables should be quoted and bracketed "${SOMEVAR}"
+#   inline execution should be done with $() instead of backticks
+#   use "x${var}" = "x" to test for nulls/empty strings
+#   incase of embedded spaces, quote all path names and string comaprissons
+#
+# TODO
+#  sudo cp img /boot
+
+HOOKDIR="hooks"
+
+# Settings
+BASEDIR=""
+KERNELVERSION="$(uname -r)"
+CONFIG="mkinitcpio.conf"
+SAVELIST=""
+GENIMG=""
+APPEND=""
+
+usage ()
+{
+    echo "TODO usage..."
+    exit 1
+}
+
+while getopts 'c:k:sb:g:a' arg; do
+    case "$arg" in
+        c) CONFIG="$OPTARG" ;;
+        k) KERNELVERSION="$OPTARG" ;;
+        s) SAVELIST="y" ;;
+        b) BASEDIR="$OPTARG" ;;
+        g) GENIMG="$OPTARG" ;;
+        a) APPEND="y" ;;
+        ?) usage ;;
+        *) echo "invalid argument '$arg'"; usage ;;
+    esac
+done
+shift $(($OPTIND - 1))
+
+# append a trailing / if needed
+if [ "${BASEDIR:${#BASEDIR}}" == "/" ]; then
+    BASEDIR="${BASEDIR:0:${#BASEDIR}-1}"
+fi
+
+MODULEDIR="${BASEDIR}/lib/modules/${KERNELVERSION}"
+FILELIST=${1:-"initcpio.filelist"}
+
+if [ "x${BASEDIR}" != "x" ]; then
+    if [ "${BASEDIR:0:1}" != "/" ]; then
+        echo "base directory '${BASEDIR}' must be an absolute path"
+        exit 1
+    elif [ ! -d "${BASEDIR}" ]; then
+        echo "base directory '${BASEDIR}' does not exist or is not a directory"
+        exit 1
+    fi
+fi
+
+if [ ! -f "${CONFIG}" ]; then
+	echo "config file '${CONFIG}' cannot be found, aborting..."
+    exit 1
+fi
+source "${CONFIG}"
+
+if [ -f "${FILELIST}" -a "x${APPEND}" == "x" ]; then
+    echo "destination file list '${FILELIST}' exists - remove before running"
+    exit 1
+elif [ -f "${DESTIMG}" ]; then
+    echo "destination image '${DESTIMG}' exists - remove before running"
+    exit 1
+else
+    touch "${FILELIST}"
+fi
+
+# this function is a helper for the *-auto install functions
+auto_modules ()
+{
+    aliases=$(find /sys/devices/ -name modalias -exec cat {} \;)
+    modprobe --show-depends -a $aliases 2>/dev/null |\
+        sed "s|insmod \(.*\)|\1|" | sort -u
+}
+
+add_dir()
+{
+    local dir
+    dir="${1}"
+    if [ "x${dir}" != "x" -a "${dir}" != "/" ]; then
+        dir="${dir}" #this got stripped off above... put it back
+
+        if ! grep "dir ${dir} " "${FILELIST}" 2>&1 > /dev/null; then
+            add_dir $(dirname ${dir})
+            echo "  adding dir ${dir}"
+            echo "dir ${dir} 755 0 0" >> "${FILELIST}"
+        fi
+    fi
+}
+
+add_symlink ()
+{
+    local fil dest dir
+    if [ -L ${1} ]; then
+        fil="${1}"
+        dest="${fil##$BASEDIR}"
+        dir=$(dirname "${dest}")
+        add_dir "${dir}"
+        if ! grep "slink ${fil} " "${FILELIST}" 2>&1 > /dev/null; then
+            echo "  adding symlink ${dest}"
+            echo "slink ${dest} ${fil} $(stat -c '%a %u %g' ${fil})" >> "${FILELIST}"
+        fi
+    fi
+}
+
+add_file ()
+{
+    local fil lnk dir dest
+    if [ -e "${1}" ]; then
+        fil="${1}"
+        lnk=$(readlink -f "${fil}")
+        if [ -n "${lnk}" ]; then
+            add_symlink "${fil}"
+            fil="${lnk}"
+        fi
+        if [ $# -eq 2 ]; then
+            dest="${2}"
+        else
+            dest="${fil##$BASEDIR}"
+        fi
+
+        dir=$(dirname "${dest}")
+        add_dir "${dir}"
+
+        if ! grep "file ${fil} " "${FILELIST}" 2>&1 > /dev/null; then
+            echo "  adding file ${dest}"
+            echo "file ${dest} ${fil} $(stat -c '%a %u %g' ${fil})" >> "${FILELIST}"
+        fi
+    fi
+}
+
+HAS_MODULES="n"
+add_module()
+{
+    local fil path mod deps
+    #cleanup - remove .ko, replace - and _ with [-_] to match either
+    fil=$(basename "${1}" | sed -e "s|[-_]|\[-_\]|g" -e "s|\.ko$||g")
+
+    for path in $(find "${MODULEDIR}" -type f -name "${fil}.ko"); do
+        for mod in $(modinfo -F depends "${path}" | tr ',' ' '); do
+            if [ "x${mod}" != "x" ]; then
+                add_module "${mod}"
+                HAS_MODULES="y"
+            fi
+        done
+        add_file "${path}"
+    done
+}
+
+add_binary()
+{
+    local bin type lib
+    bin=$(which "${1}")
+    if [ $? -ne 0 ]; then
+        bin="${1}"
+    fi
+
+    if [ ! -f "${bin}" ]; then
+        echo "add_binary: '${bin}' is not a file"
+        return 1
+    fi
+
+    if [ $? -eq 0 ]; then
+        type=$(file -b "${bin}")
+        case "${type}" in
+            *script*)
+            msg "   adding '${type}' script, ensure proper interp exists..."
+            add_file "${bin}"
+            ;;
+            *executable*)
+            add_file "${bin}"
+            #note, this will also handle 'not a dynamic executable' spit out by
+            # static binaries... the deps will produce nothing
+            for lib in $(ldd ${bin} 2>/dev/null | sed "s|.*=>\(.*\)|\1|"); do
+                if [ "x${lib}" != "x" ]; then
+                    #remove TLS libraries
+                    notls=$(echo ${lib} | sed 's|/lib/tls.*/\(lib.*\)|/lib/\1|')
+                    [ -e "${notls}" ] && lib="${notls}"
+                    [ -f "${lib}" ] && add_file "${lib}"
+                fi
+            done
+            ;;
+            *)
+            echo "add_binary: unknown type '${type}' for binary '${bin}'"
+            return 1
+            ;;
+        esac
+    fi
+}
+
+function parse_hook()
+{
+    local mod bin fil
+    for mod in $MODULES; do
+        if [ "x${mod}" != "x" ]; then
+            add_module "${mod}"
+        fi
+    done
+
+    for bin in $BINARIES; do
+        if [ "x${bin}" != "x" ]; then
+            add_binary "${bin}"
+        fi
+    done
+
+    for fil in $FILES; do
+        if [ "x${fil}" != "x" ]; then
+            add_file "${fil}"
+        fi
+    done
+}
+
+#parse 'global' hook, as defined in ${CONFIG}
+parse_hook
+
+for hook in $HOOKS; do
+    unset MODULES
+    unset BINARIES
+    unset FILES
+    install () { msg "$hook: no install function..."; }
+    source "${HOOKDIR}/${hook}"
+    install
+    parse_hook
+    #quick test to check for existance... need a better way...
+    if grep "run_hook" "${HOOKDIR}/${hook}" 2>&1>/dev/null; then
+        add_file "${HOOKDIR}/${hook}" "/hooks/${hook}"
+    fi
+done
+
+if [ "${HAS_MODULES}" == "y" ]; then
+    add_file "${MODULEDIR}/modules.dep"
+    add_file "${MODULEDIR}/modules.alias"
+    add_file "${MODULEDIR}/modules.symbols"
+fi
+
+if [ "x$GENIMG" != "x" ]; then
+    gen_init_cpio ${FILELIST} | gzip -9 > "${GENIMG}"
+    if [ "x${SAVELIST}" == "x" ]; then
+        rm ${FILELIST}
+    fi
+fi
diff --git a/mkinitcpio.conf b/mkinitcpio.conf
new file mode 100644
index 0000000..392467d
--- /dev/null
+++ b/mkinitcpio.conf
@@ -0,0 +1,5 @@
+MODULES="8139too snd_intel8x0"
+BINARIES="grep"
+FILES=""
+
+HOOKS="base ide filesystems"